冠鹤消化道的解剖

１９９６￣１９９８年对北京动物园圈养条件下的６例冠鹤标本材料帮了解剖。测量了各器官的长度值，并建立与体长比值的关系，找出幼鹤与成体鹤的区别。结果：食管与体长的平均比值为３５．９％；腺胃、肌胃与体长的平均比值分别为３．８％和６．１％；小肠、大肠与体长的平均比值分别为１１７．９％和５．１％。

The Digestive Tract Anatomy of Crowned Crane

In order to tell the difference between young crane and adults crane,6 specimen data of Balearica which raised in Beijing Zoo have been dissected from 1996 to 1998 to establish the relationship between body length and each part length. The results as follows: the average ratio of esophagus to body length is 35 9%, the average ratios of proventriculus and ventriculus to body length are 3 8% and 6 1%, the average ratios of intestinum tenue and intestinum crassum to body length are 117 9% and 5 1%.